Details the work of John Fenjohn, who invented a series of cameras for use in the underwater world. Film features footage of the Underwater Demolition Teams (UDTs), now known as the SEALs, conducting operations off of the submarine USS Quillback (SS-424). Also shows various developments in diving, including the use of the miniature depth gauge, SCUBA apparatus, and submarine air lock. Hosted by Commander Francis Douglas Fane, a former UDT. Most of the film was shot using the FenJohn underwater camera.
Run time 27 minutes 21 secondsProducer Franklin InstituteAudio/Visual sound, colorLanguage English